if one were to introduce a fast moving molecule into a container of slower moving moleculs the outcome will be

when atmosphere interacts with biosphere they focuses on on the sources and sinks of green house gases (ghgs) air pollutants, particular matters, water and energy between the earth's surface and the atmosphere. the biosphere affects the climate. the atmosphere and biosphere are in constant interaction with each other, and all living things rely on gases in the atmosphere for life. organisms such as animals take in oxygen gas form the atmosphere to use in every cell of their body for smooth functioning of daily routine exercises.

its first and third is your answer i did the qustion the fourth isnt right

your answer is a. the enthalpy of formation for a pure element in its standard state is always positive.